﻿using System;
using Microsoft.VisualStudio.TestTools.UnitTesting;

/* Copyright (c) 2010 CBaxter
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), 
 * to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, 
 * and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 
 * IN THE SOFTWARE. 
 */

namespace Xpedite.Test
{
  public static class Expect
  {
    public static void Exception<TResult, TException>(Func<TResult> func, TException exception)
      where TException : Exception
    {
      Exception(new Action(() => func.Invoke()), exception);
    }

    public static void Exception<T>(Action action, T exception)
      where T : Exception
    {
      try
      {
        action.Invoke();
        Assert.Fail("Expected exception not thrown.");
      }
      catch (Exception ex)
      {
        if (ex is T)
          Assert.AreEqual(exception.Message, ex.Message);
        else
          Assert.Fail("Exception thrown is not of expected type.");
      }
    }
  }
}
